CN115289314B - Ultraviolet light in-situ curing pipeline repairing method - Google Patents
Ultraviolet light in-situ curing pipeline repairing method Download PDFInfo
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- CN115289314B CN115289314B CN202210677094.0A CN202210677094A CN115289314B CN 115289314 B CN115289314 B CN 115289314B CN 202210677094 A CN202210677094 A CN 202210677094A CN 115289314 B CN115289314 B CN 115289314B
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- pipeline
- hose
- cleaning
- ultraviolet light
- protective film
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/18—Appliances for use in repairing pipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/045—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices being rotated while moved, e.g. flexible rotating shaft or "snake"
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
- F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
- F16L55/1652—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section the flexible liner being pulled into the damaged section
- F16L55/1654—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section the flexible liner being pulled into the damaged section and being inflated
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The application relates to the field of pipeline repair, in particular to an ultraviolet light in-situ curing pipeline repair method which adopts the technical scheme that the method comprises the steps of pipeline cleaning, pipeline detection, pipeline re-cleaning, protective film drawing in, hose installation, head binding, hose inflation and curing: installing an ultraviolet lamp on the lamp holder, placing the whole lamp holder in the hose, and starting the ultraviolet lamp to cure the hose; and (3) corner treatment of a pipeline: after the hose is solidified, slowly releasing the pressure of the pipeline, reducing the pressure to the ambient pressure, disassembling the binding head, taking out the lamp holder, cutting off the redundant ports of the hose, and then smearing protective glue on the ports of the pipeline and the hose; and (3) pipeline detection: and checking the condition of the repaired pipeline by using CCTV detection. The application has the effects of reducing construction time, reducing construction difficulty, effectively avoiding the influence of excavation construction on road use and reducing construction cost.
Description
Technical Field
The application relates to the field of pipeline repair, in particular to an ultraviolet light in-situ curing pipeline repair method.
Background
The drainage pipeline is taken as an indispensable municipal facility in daily life of residents and plays roles of draining sewage, wastewater and rainwater. Under the long-time use of the pipeline, the damage condition can occur, and the pipeline damage can influence the operation of surrounding facilities. People are required to repair damaged pipelines, the existing pipeline repair mode is mainly a pipeline excavation repair mode, constructors excavate the pavement at the position of the damaged pipeline, the pipelines are exposed to the external environment, and constructors repair the pipelines. However, the traditional excavation repair method needs to occupy the road, has longer construction time, affects the normal use of the road,
disclosure of Invention
The application provides an ultraviolet light in-situ curing pipeline repairing method for reducing construction time and road excavation cost.
The application provides an ultraviolet light in-situ curing pipeline repairing method, which adopts the following technical scheme:
an ultraviolet light in-situ curing pipeline repairing method comprises the following steps:
and (3) cleaning a pipeline: the method comprises the steps of cleaning garbage in a pipeline before repairing operation, and cleaning the inner wall of the pipeline by using high-pressure flushing equipment;
and (3) pipeline detection: determining a state before pipeline repair by using CCTV detection;
and (5) cleaning the pipeline: the cleaning device is used for polishing and crushing refractory sundries on the inner wall of a pipeline, smoothness of the inner wall of the pipeline is guaranteed, crushed objects in the pipeline are cleaned by using high-pressure flushing equipment, the cleaning device comprises a guide rod arranged along the length direction of the pipeline and a rotating assembly sleeved on the guide rod, positioning frames for positioning the guide rod are arranged at two ends of the pipeline, and the rotating assembly is used for cleaning the refractory sundries in the pipeline;
drawing in the protective film: drawing a protective film into the pipeline, wherein the protective film is positioned at the bottom of the pipeline, coating lubricant on the surface of the protective film, and fixing the protective film outside the end part of the pipeline;
and (3) installing a hose: pulling the hose into the pipe using a pulling device;
binding heads: winding a protective film on the outer side wall of the binding head, sleeving the hose on the binding head, fixing the end part of the hose on the binding head by using a rope tightener, and sleeving protective sleeves at two ends of the hose;
and (3) inflating a hose: the inflation tube and the reflux pressure measuring tube are connected to the pricking head, the hose is inflated slowly, and after the hose is inflated, the pricking head cover plate is closed, and the inflation pressure is maintained;
curing: installing an ultraviolet lamp on the lamp holder, placing the whole lamp holder in the hose, and starting the ultraviolet lamp to cure the hose;
and (3) corner treatment of a pipeline: after the hose is solidified, slowly releasing the pressure of the pipeline, reducing the pressure to the ambient pressure, disassembling the binding head, taking out the lamp holder, cutting off the redundant ports of the hose, and then smearing protective glue on the ports of the pipeline and the hose;
and (3) pipeline detection: and checking the condition of the repaired pipeline by using CCTV detection.
By adopting the technical scheme, before repairing the pipeline, the garbage in the pipeline is cleaned, so that the follow-up hose is convenient to attach to the inner wall of the pipeline, and meanwhile, the possibility that sharp objects pierce the hose is reduced; the pipeline detection step is convenient for people to observe the internal condition of the pipeline, if sharp objects exist, the pipeline can be cleaned again, the cleaning device is used for polishing and crushing the refractory objects, the smoothness of the inner wall of the pipeline is improved, the follow-up hose is convenient to be attached to the inner wall of the pipeline body, the guide rod is used for guiding the rotating assembly to move along the length direction of the pipeline body, the rotating assembly is used for crushing and cleaning the refractory objects on the inner wall of the pipeline body, the positioning frame is used for improving the stability of the guide rod, and when the rotating assembly moves, the stability of the guide rod is improved, and the rotating assembly is convenient to move; the protective film is used for protecting the hose, when the hose is pulled, the protective film protects the hose, the possibility of damage to the hose is reduced, the friction between the protective film and the hose can be effectively reduced by smearing the lubricant on the surface of the protective film, and the hose is convenient to pull; the head is pricked to facilitate the inflation of the hose, so that the stability of the hose during inflation is improved; the ultraviolet lamp is used for solidifying the hose, and stability of the hose in the pipeline is improved.
Preferably, the rotating assembly comprises a positioning sleeve sleeved on the guide rod and a cleaning piece arranged on the positioning sleeve, the guide rod is provided with a sliding groove along the length direction, and the positioning sleeve is provided with a sliding block positioned in the sliding groove.
Through adopting above-mentioned technical scheme, the locating sleeve improves the stability of cleaning piece on the guide bar, and cleaning piece clear up the body inner wall, and spout and slider are used for the locating sleeve to remove along guide bar length direction.
Preferably, the cleaning member comprises a positioning ring arranged on the positioning sleeve, a first cleaning scraping plate obliquely arranged on the positioning ring and a second cleaning scraping plate obliquely arranged on the positioning ring, a moving groove is formed in one side, contacting with the positioning ring, of the positioning sleeve along the periphery, and a moving block positioned in the moving groove is arranged on the positioning ring.
Through adopting above-mentioned technical scheme, the holding ring improves the stability of cleaning blade one and cleaning blade two on the position sleeve, and the holding ring rotates on the position sleeve through shifting chute and movable block, and when the holding ring rotated, the position sleeve removed along the guide bar, and cleaning blade one and cleaning blade two rotate and clean the body inner wall, clean the debris on the body inner wall, improve the smoothness of body inner wall, make things convenient for the attached pipeline inner wall of hose.
Preferably, the inner wall of the moving groove is provided with a plurality of balls.
Through adopting above-mentioned technical scheme, the ball makes things convenient for the holding ring to rotate on the position sleeve, reduces the frictional force between holding ring and the position sleeve.
Preferably, the cleaning end of the first cleaning blade is serrated.
Through adopting above-mentioned technical scheme, clean end that clean scraper blade was first is the convenient clean scraper blade of cockscomb structure and scrapes debris on getting the pipeline inner wall, and the ball is convenient simultaneously and is fixed a position the ring and rotate on the position sleeve, and the fixed ring rotates and drives clean scraper blade first and rotate, and during clean scraper blade first rotated, the sawtooth can scrape in succession the impurity and get, makes things convenient for clean scraper blade first to smash the impurity, peels off the impurity from the pipeline inner wall.
Preferably, the cleaning end of the first cleaning blade is provided with a reinforcing piece.
By adopting the technical scheme, the strength of the cleaning end of the first cleaning blade is improved by the reinforcing sheet, and the service time limit of the cleaning blade is effectively prolonged.
Preferably, the positioning ring is provided with a first supporting rod for supporting a second cleaning scraper, and the second cleaning scraper is provided with a second supporting rod for supporting the first cleaning scraper.
Through adopting above-mentioned technical scheme, the bracing piece I improves the stability of cleaning scraper blade II on the holding ring, and the bracing piece II improves the stability of cleaning scraper blade II in the cleaning process, and when cleaning scraper blade II received the power, the bracing piece II was with the power transmission to cleaning scraper blade I on, and cleaning scraper blade I can hug closely the body inner wall more, cleans the body inner wall.
Preferably, the positioning sleeve is provided with a through hole along the length direction of the guide rod.
Through adopting above-mentioned technical scheme, the through-hole makes things convenient for the staff to put the stay cord ligature on the position sleeve, makes things convenient for people to pull the position sleeve, and convenient control holding ring is at the removal speed and the clean position on the guide arm.
Preferably, the guide rod comprises a plurality of splicing parts, one end of each splicing part is provided with a threaded hole, and the other end of each splicing part is provided with a connecting block matched with the threaded hole.
Through adopting above-mentioned technical scheme, the splice conveniently controls the whole length of guide arm, and the length of guide arm is prolonged according to different pipeline length, and screw hole and connecting block make things convenient for a plurality of splice to connect, improve the stability of guide arm.
In conclusion, the cleaning is performed before the pipeline is repaired, so that the flatness of the inner wall of the pipeline is improved, and the subsequent hose is convenient to attach to the inner wall of the pipeline body; the cleaning device is convenient for cleaning intractable impurities in the pipeline, so that the possibility that sharp matters penetrate through the hose is reduced; the ultraviolet lamp solidifies the hose, improves the stability of hose in the pipeline, effectively avoids excavating the road surface, reduces construction cost and engineering time.
Drawings
FIG. 1 is a schematic diagram of a cleaning device in an ultraviolet light in-situ curing pipeline repairing method;
FIG. 2 is a schematic diagram showing the overall structure of a cleaning device in an ultraviolet light in-situ curing pipeline repairing method;
FIG. 3 is a cross-sectional view of a cleaning device in an ultraviolet light in situ curing pipeline rehabilitation method according to the present application;
fig. 4 is an enlarged view of fig. 3.
Reference numerals illustrate: 1. a cleaning device; 11. a guide rod; 111. a splice; 12. a rotating assembly; 121. a positioning sleeve; 122. a cleaning member; 2. a positioning frame; 3. a chute; 4. a slide block; 5. a positioning ring; 6. a cleaning blade I; 7. a second cleaning blade; 8. a moving groove; 9. a moving block; 10. a ball; 13. a reinforcing sheet; 14. a first support rod; 15. a second support rod; 16. a through hole; 17. a threaded hole; 18. and (5) connecting a block.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses an ultraviolet light in-situ curing pipeline repairing method. Comprises the following steps: the method comprises the steps of cleaning garbage in a pipeline before repairing operation, and cleaning the inner wall of the pipeline by using high-pressure flushing equipment;
and (3) pipeline detection: determining a state before pipeline repair by using CCTV detection;
and (5) cleaning the pipeline: polishing and crushing refractory sundries on the inner wall of the pipeline by using the cleaning device 1, ensuring the smoothness of the inner wall of the pipeline, and cleaning crushed matters in the pipeline by using high-pressure flushing equipment;
drawing in the protective film: drawing a protective film into the pipeline, wherein the protective film is positioned at the bottom of the pipeline, coating lubricant on the surface of the protective film, and fixing the protective film outside the end part of the pipeline;
and (3) installing a hose: pulling the hose into the pipe using a pulling device;
binding heads: winding a protective film on the outer side wall of the binding head, sleeving the hose on the binding head, fixing the end part of the hose on the binding head by using a rope tightener, and sleeving protective sleeves at two ends of the hose;
and (3) inflating a hose: the inflation tube and the reflux pressure measuring tube are connected to the pricking head, the hose is inflated slowly, and after the hose is inflated, the pricking head cover plate is closed, and the inflation pressure is maintained;
curing: and installing the ultraviolet lamp on the lamp holder, placing the whole lamp holder in the hose, and starting the ultraviolet lamp to cure the hose.
And (3) corner treatment of a pipeline: after the hose is solidified, slowly releasing the pressure of the pipeline, reducing the pressure to the ambient pressure, disassembling the binding head, taking out the lamp holder, cutting off the redundant ports of the hose, and then smearing protective glue on the ports of the pipeline and the hose;
and (3) pipeline detection: and checking the condition of the repaired pipeline by using CCTV detection.
Firstly, a drainage pipeline is plugged by using a plugging material (a water plugging air bag and a sand bag), then sewage in the drainage pipeline is pumped by using a pumping device, the water level in the pipeline is reduced, sludge and garbage in the pipeline are flushed out of the pipeline by using a high-pressure cleaning machine, and the sludge and the garbage flushed out of the pipeline are collected in the process. After the preliminary cleaning of the pipeline is finished, CCTV detection equipment is used for detecting the internal condition of the pipeline, so that constructors can conveniently determine the internal condition of the pipeline. When stubborn and sharp impurities are found, the cleaning device 1 is installed to clean the interior of the pipeline again.
Referring to fig. 1 and 2, the cleaning apparatus 1 includes a guide bar 11 and a rotating assembly 12 sleeved on the guide bar 11, the guide bar 11 includes a plurality of splices 111, and a constructor installs a corresponding number of splices 111 according to the length of a pipeline on site.
Referring to fig. 2 and 3, one end of the splice 111 is provided with a screw hole 17, the other end of the splice 111 is fixed with a connection block 18 adapted to the screw hole 17, and adjacent splices 111 are connected with the connection block 18 through the screw hole 17. After the entire guide rod 11 is installed, a constructor installs the rotating assembly 12 on the guide rod 11. And the positioning frames 2 for positioning the guide rods 11 are placed at two ends of the pipeline, each positioning frame 2 comprises a telescopic rod and a supporting rod arranged at the lower end of the telescopic rod, and the upper end of the telescopic rod is provided with an arc groove for placing the guide rods 11, so that the stability of the guide rods 11 in the pipeline is improved.
Referring to fig. 3 and 4, after the rotating assembly 12 is mounted on the guide rod 11, the inner wall of the pipe is cleaned again, and impurities which are not cleaned in the high-pressure flushing process are mainly peeled off. The rotating assembly 12 comprises a locating sleeve 121 sleeved on the guide rod 11 and a cleaning piece 122 arranged on the locating sleeve 121, the guide rod 11 is provided with a sliding groove 3 along the length direction, and the locating sleeve 121 is fixedly provided with a sliding block 4 positioned in the sliding groove 3. In order to improve the uniformity of the stress of the positioning sleeve 121, the sliding grooves 3 are symmetrically formed in the upper end and the lower end of the guide rod 11, the sliding blocks 4 positioned in the sliding grooves 3 are symmetrically fixed on the positioning sleeve 121, and the moving stability of the positioning sleeve 121 on the guide rod 11 is improved. Rolling beads can be arranged on the sliding block 4, so that the sliding block 4 can move conveniently.
Referring to fig. 4, the cleaning member 122 includes a positioning ring 5 mounted on a positioning sleeve 121, a first cleaning blade 6 and a second cleaning blade 7 obliquely fixed on the positioning ring 5, a moving groove 8 is formed along the periphery of one side of the positioning sleeve 121 contacting the positioning ring 5, the moving groove 8 is ring-shaped, a moving block 9 positioned in the moving groove 8 is fixed on the positioning ring 5, and the positioning ring 5 is conveniently rotated on the positioning sleeve 121. In order to reduce the friction between the positioning ring 5 and the positioning sleeve 121, a plurality of balls 10 are arranged on the inner wall of the moving groove 8, so that the positioning ring 5 can conveniently rotate.
Referring to fig. 4, when the positioning ring 5 rotates, the first cleaning blade 6 and the second cleaning blade 7 rotate along with the positioning ring 5, the second cleaning blade 7 is positioned between the first cleaning blade 6 and the positioning ring 5, and the cleaning end of the first cleaning blade 6 is in a zigzag shape, so that the cleaning effect of the first cleaning blade 6 on sundries in a pipeline is improved. The area of the section of the second cleaning scraping plate 7 is gradually reduced away from the locating ring 5, so that the second cleaning scraping plate 7 is convenient for cleaning the inner wall of the pipeline again, and the smoothness of the inner wall of the pipeline is improved.
Referring to fig. 4, the cleaning end of the cleaning blade one 6 is sleeved with a reinforcing piece 13, and the reinforcing piece 13 improves the strength of the cleaning end of the cleaning blade one 6 and the life time of the cleaning blade one 6. The positioning ring 5 is fixedly provided with a plurality of first supporting rods 14 for supporting the first cleaning scraping plates 7, and the second cleaning scraping plates 7 are fixedly provided with a plurality of second supporting rods 15 for supporting the first cleaning scraping plates 6, so that the stability of the first cleaning scraping plates 6 and the second cleaning scraping plates 7 in the cleaning process is effectively improved.
Referring to fig. 2, in order to facilitate the constructor to control the positioning ring 5, the positioning sleeve 121 is provided with two through holes 16 along the length direction of the guide rod 11, the through holes 16 are provided in the application, the constructor can determine the number of the through holes 16 according to the fixing requirement, and the constructor can fix the positioning sleeve 121 by penetrating the rope through the through holes 16, and the through holes 16 facilitate the constructor to pull the positioning sleeve 121 to move along the length direction of the guide rod 11 by using the rope.
After the pipeline is cleaned again, the CCTV is used for detecting the internal state of the pipeline, and after no sharp object appears, the pipeline starts to be pulled into the protective film. The roller or the fixed pulley is arranged at the pipe orifice, so that constructors can conveniently place the protective film, the lubricant is smeared on the surface of the protective film, and after the protective film is pulled into a pipeline, the two ends of the protective film are fixed.
And the hose is pulled into the pipeline by the tractor, and the bottom of the hose is protected by the protective film when the hose moves, and meanwhile, the hose is conveniently moved by the lubricant. After the hose position is placed, the binding head is started, and the protective film is wound on the outer side of the binding head, and the protective film can protect the binding head because the resin is adhered on the hose, so that the possibility of pollution to the binding head is reduced. And then the hose is sleeved on the binding head, and the hose is fixed on the binding head by using the rope tightener. The hose is also required to be sleeved with a protective sleeve, so that the hose is protected, and the possibility of excessive expansion of the exposed part of the hose during inflation is reduced.
After the binding head is bound, the hose is required to be inflated, the inflation tube and the reflux pressure measuring tube are connected to the binding head, the hose is inflated slowly, after the hose is inflated, the binding head cover plate is closed, the inflation pressure maintaining is continued, and the hose is ensured to be fully expanded. The hose is internally provided with a prefabricated rope, the prefabricated rope is pulled out in the pressure-keeping stage and is replaced by a high-temperature-resistant pull rope for pulling the subsequent lamp bracket. The constructor installs the ultraviolet lamp on the lighting fixture, places the lighting fixture in the hose and carries out solidification treatment to the hose. And after solidification, slowly releasing the pressure of the pipeline, reducing the pressure to the ambient pressure, starting to disassemble the binding head, and taking out the lamp holder. And cutting off the redundant parts of the hose, and simultaneously smearing protective glue on the end part of the hose.
After the hose is installed, the CCTV is used again to detect the condition of the inner wall of the pipeline, and the repairing effect is checked. The pipeline repairing method provided by the application has the advantages that the construction time is effectively reduced, and the excavation cost is reduced.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (7)
1. A method for repairing an ultraviolet light in-situ curing pipeline is characterized by comprising the following steps of: the method comprises the following steps:
and (3) cleaning a pipeline: the method comprises the steps of cleaning garbage in a pipeline before repairing operation, and cleaning the inner wall of the pipeline by using high-pressure flushing equipment;
and (3) pipeline detection: determining a state before pipeline repair by using CCTV detection;
and (5) cleaning the pipeline: the cleaning device (1) is used for polishing and crushing refractory sundries on the inner wall of a pipeline, smoothness of the inner wall of the pipeline is guaranteed, crushed objects in the pipeline are cleaned by using high-pressure flushing equipment, the cleaning device (1) comprises a guide rod (11) arranged along the length direction of the pipeline and a rotating assembly (12) sleeved on the guide rod (11), positioning frames (2) for positioning the guide rod (11) are arranged at two ends of the pipeline, and the rotating assembly (12) is used for cleaning the refractory sundries in the pipeline; the rotating assembly (12) comprises a positioning sleeve (121) sleeved on the guide rod (11) and a cleaning piece (122) arranged on the positioning sleeve (121), the guide rod (11) is provided with a sliding groove (3) along the length direction, and the positioning sleeve (121) is provided with a sliding block (4) positioned in the sliding groove (3); the cleaning piece (122) comprises a positioning ring (5) arranged on a positioning sleeve (121), a first cleaning scraping plate (6) obliquely arranged on the positioning ring (5) and a second cleaning scraping plate (7) obliquely arranged on the positioning ring (5), a moving groove (8) is formed in the periphery of one side, contacting with the positioning ring (5), of the positioning sleeve (121), and a moving block (9) positioned in the moving groove (8) is arranged on the positioning ring (5);
drawing in the protective film: drawing a protective film into the pipeline, wherein the protective film is positioned at the bottom of the pipeline, coating lubricant on the surface of the protective film, and fixing the protective film outside the end part of the pipeline;
and (3) installing a hose: pulling the hose into the pipe using a pulling device;
binding heads: winding a protective film on the outer side wall of the binding head, sleeving the hose on the binding head, fixing the end part of the hose on the binding head by using a rope tightener, and sleeving protective sleeves at two ends of the hose;
and (3) inflating a hose: the inflation tube and the reflux pressure measuring tube are connected to the pricking head, the hose is inflated slowly, and after the hose is inflated, the pricking head cover plate is closed, and the inflation pressure is maintained;
curing: installing an ultraviolet lamp on the lamp holder, placing the whole lamp holder in the hose, and starting the ultraviolet lamp to cure the hose;
and (3) corner treatment of a pipeline: after the hose is solidified, slowly releasing the pressure of the pipeline, reducing the pressure to the ambient pressure, disassembling the binding head, taking out the lamp holder, cutting off the redundant ports of the hose, and then smearing protective glue on the ports of the pipeline and the hose;
and (3) pipeline detection: and checking the condition of the repaired pipeline by using CCTV detection.
2. The ultraviolet light in-situ curing pipeline repairing method according to claim 1, wherein the method comprises the following steps: the inner wall of the movable groove (8) is provided with a plurality of balls (10).
3. The ultraviolet light in-situ curing pipeline repairing method according to claim 1, wherein the method comprises the following steps: the cleaning end of the first cleaning blade (6) is in a saw-tooth shape.
4. The ultraviolet light in-situ curing pipeline repairing method according to claim 1, wherein the method comprises the following steps: the cleaning end of the first cleaning blade (6) is provided with a reinforcing sheet (13).
5. The ultraviolet light in-situ curing pipeline repairing method according to claim 1, wherein the method comprises the following steps: the positioning ring (5) is provided with a first supporting rod (14) for supporting the second cleaning scraping plate (7), and the second cleaning scraping plate (7) is provided with a second supporting rod (15) for supporting the first cleaning scraping plate (6).
6. The ultraviolet light in-situ curing pipeline repairing method according to claim 1, wherein the method comprises the following steps: the locating sleeve (121) is provided with a through hole (16) along the length direction of the guide rod (11).
7. The ultraviolet light in-situ curing pipeline repairing method according to claim 1, wherein the method comprises the following steps: the guide rod (11) comprises a plurality of splicing parts (111), a threaded hole (17) is formed in one end of each splicing part (111), and a connecting block (18) matched with the threaded hole (17) is arranged at the other end of each splicing part (111).
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| CN202210677094.0A CN115289314B (en) | 2022-06-16 | 2022-06-16 | Ultraviolet light in-situ curing pipeline repairing method |
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| CN202210677094.0A CN115289314B (en) | 2022-06-16 | 2022-06-16 | Ultraviolet light in-situ curing pipeline repairing method |
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| CN115289314B true CN115289314B (en) | 2023-09-05 |
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| CN115289314A (en) | 2022-11-04 |
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